[INFO] fetching crate screw 0.0.0...
[INFO] testing screw-0.0.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate screw 0.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate screw 0.0.0
[INFO] finished tweaking crates.io crate screw 0.0.0
[INFO] tweaked toml for crates.io crate screw 0.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate screw 0.0.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate screw 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7490752a2dd162953e43d08b45e3cdd3b9b8df4c87c95c93c00bd1ad40b7e2e1
[INFO] running `Command { std: "docker" "start" "-a" "7490752a2dd162953e43d08b45e3cdd3b9b8df4c87c95c93c00bd1ad40b7e2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7490752a2dd162953e43d08b45e3cdd3b9b8df4c87c95c93c00bd1ad40b7e2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7490752a2dd162953e43d08b45e3cdd3b9b8df4c87c95c93c00bd1ad40b7e2e1", kill_on_drop: false }`
[INFO] [stdout] 7490752a2dd162953e43d08b45e3cdd3b9b8df4c87c95c93c00bd1ad40b7e2e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18a1537c7a47f90d2771ad39ba2af54aee5634cde6e79f78cbaf84f5a9a2dd29
[INFO] running `Command { std: "docker" "start" "-a" "18a1537c7a47f90d2771ad39ba2af54aee5634cde6e79f78cbaf84f5a9a2dd29", kill_on_drop: false }`
[INFO] [stderr]    Compiling screw v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "18a1537c7a47f90d2771ad39ba2af54aee5634cde6e79f78cbaf84f5a9a2dd29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a1537c7a47f90d2771ad39ba2af54aee5634cde6e79f78cbaf84f5a9a2dd29", kill_on_drop: false }`
[INFO] [stdout] 18a1537c7a47f90d2771ad39ba2af54aee5634cde6e79f78cbaf84f5a9a2dd29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c58e729bd6f8e839c3225ef4033387b83e3ca32423d6273fa2fbe5149384fe2
[INFO] running `Command { std: "docker" "start" "-a" "0c58e729bd6f8e839c3225ef4033387b83e3ca32423d6273fa2fbe5149384fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling screw v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "0c58e729bd6f8e839c3225ef4033387b83e3ca32423d6273fa2fbe5149384fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c58e729bd6f8e839c3225ef4033387b83e3ca32423d6273fa2fbe5149384fe2", kill_on_drop: false }`
[INFO] [stdout] 0c58e729bd6f8e839c3225ef4033387b83e3ca32423d6273fa2fbe5149384fe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf5f53646aeea3aa1d8658a5b9f4952599cee26d1b0ccbb5fcf77074e1dc56a5
[INFO] running `Command { std: "docker" "start" "-a" "cf5f53646aeea3aa1d8658a5b9f4952599cee26d1b0ccbb5fcf77074e1dc56a5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/screw-fadedfba47848d61)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf5f53646aeea3aa1d8658a5b9f4952599cee26d1b0ccbb5fcf77074e1dc56a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5f53646aeea3aa1d8658a5b9f4952599cee26d1b0ccbb5fcf77074e1dc56a5", kill_on_drop: false }`
[INFO] [stdout] cf5f53646aeea3aa1d8658a5b9f4952599cee26d1b0ccbb5fcf77074e1dc56a5